1. Powder Sampling and Particle Size Determination;Allen,2003
2. Anfruns, J.P., 1976. The Flotation of Small Particles, PhD thesis, University of London, London.
3. Rate of capture of small particles in flotation;Anfruns;Trans. Inst. Min. Metall., Sect. C: Miner. Process. Extr. Metall.,1977
4. The formation of bubble clusters in flotation cells;Ata;Int. J. Miner. Process.,2005
5. Measurement of the sub-process of bubble loading in flotation;Bradshaw;Miner. Eng.,1996